Powder filling device

Details Powder filling device Powder filling device

2011-05-17

2011-05-17

Maust, Timothy L (Department: 3751)

Fluent material handling, with receiver or receiver coacting mea

With means to move supply means and/or receiver to, from or...

Relatively receding discharge assistant and receiver...

C141S067000

Reexamination Certificate

active

07942173

ABSTRACT:
A powder filling apparatus that can prevent a screw portion of an auger screw from contacting an inner surface of a metering portion at a funnel lower end portion. The powder filling apparatus includes a funnel that contains powder, and a circular-cylindrical metering portion provided at a lower end portion of the funnel, an auger screw arranged vertically, and a support device that supports the auger screw rotatably. The auger screw has a lower end provided with a screw portion that is arranged within the metering portion. The funnel is suspended from the support device and supported thereto and the metering portion has a center axis made substantially coincident with an axis of rotation of the auger screw.

REFERENCES:
patent: 6196278 (2001-03-01), Wegman et al.
patent: 6340036 (2002-01-01), Toyoizumi et al.
patent: 7302975 (2007-12-01), Wegman
patent: 7540310 (2009-06-01), Huss
patent: 49-968 (1974-01-01), None
patent: 64-84801 (1989-03-01), None
patent: 3-35002 (1991-04-01), None
patent: 10-297601 (1998-11-01), None

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